SplObjectStorage::containsSplObjectStorage::count
(PHP 5 >= 5.1.0)
SplObjectStorage::count — Returns the number of objects in the storage
Descrizione
public int SplObjectStorage::count
( void
)
Counts the number of objects in the storage.
Elenco dei parametri
Questa funzione non contiene parametri.
Valori restituiti
The number of objects in the storage.
Esempi
Example #1 SplObjectStorage::count() example
<?php
$s = new SplObjectStorage();
$o1 = new StdClass;
$o2 = new StdClass;
$s->attach($o1);
$s->attach($o2);
$s->attach($o1);
var_dump($s->count());
var_dump(count($s));
?>
Il precedente esempio visualizzerà qualcosa simile a:
int(2) int(2)
Vedere anche:
- SplObjectStorage::attach() - Adds an object in the storage
- SplObjectStorage::detach() - Removes an object from the storage
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